EnhancerInterface

class \Drupal\Core\Entity\Enhancer\EntityBundleRouteEnhancer implements \Drupal\Core\Routing\EnhancerInterface
class \Drupal\Core\Entity\Enhancer\EntityRouteEnhancer implements \Drupal\Core\Routing\EnhancerInterface
class \Drupal\Core\Routing\Enhancer\EntityRevisionRouteEnhancer implements \Drupal\Core\Routing\EnhancerInterface
class \Drupal\Core\Routing\Enhancer\FormRouteEnhancer implements \Drupal\Core\Routing\EnhancerInterface
class \Drupal\Core\Routing\Enhancer\ParamConversionEnhancer implements \Drupal\Core\Routing\EnhancerInterface, \Symfony\Component\EventDispatcher\EventSubscriberInterface
class \Drupal\jsonapi\Revisions\ResourceVersionRouteEnhancer implements \Drupal\Core\Routing\EnhancerInterface
class \Drupal\jsonapi\Routing\RouteEnhancer implements \Drupal\Core\Routing\EnhancerInterface
class \Drupal\layout_builder\Routing\LayoutTempstoreRouteEnhancer implements \Drupal\Core\Routing\EnhancerInterface